Source	Epoch	Image	Visibility
2131-021	1995OCT12	2 GHz , 8 GHz	2 GHz , 8 GHz
	2001JAN29	2 GHz+ , 8 GHz+	2 GHz+ , 8 GHz+
	2004FEB15	2 GHz , 8 GHz	2 GHz , 8 GHz

A "+" after the frequency indicates VLBA+ observations.